Breast pump



FIG. 1 is a front elevational view of a breast pump showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view thereof;

FIG. 6 is a side elevational view of the other side thereof;

FIG. 7 is a front elevational view of a second embodiment of a breast pump showing my new design;

FIG. 8 is a top plan view thereof;

FIG. 9 is a rear elevational view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a side elevational view thereof; and,

FIG. 12 is a side elevational view of the other side thereof. 

The ornamental design for a breast pump, as shown and described. 